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Merge pull request #841 from PyPSA/print-IIS

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print IIS if solver returns status infeasible
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Fabian Neumann 2024-01-03 13:49:27 +01:00 committed by GitHub
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3
doc/release_notes.rst
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@ -81,6 +81,9 @@ Upcoming Release
* Remove HELMETH option. * Remove HELMETH option.
* Print Irreducible Infeasible Subset (IIS) if model is infeasible. Only for
solvers with IIS support.
**Bugs and Compatibility** **Bugs and Compatibility**
* A bug preventing custom powerplants specified in ``data/custom_powerplants.csv`` was fixed. (https://github.com/PyPSA/pypsa-eur/pull/732) * A bug preventing custom powerplants specified in ``data/custom_powerplants.csv`` was fixed. (https://github.com/PyPSA/pypsa-eur/pull/732)

3
scripts/solve_network.py
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@ -839,6 +839,9 @@ def solve_network(n, config, solving, opts="", **kwargs):
f"Solving status '{status}' with termination condition '{condition}'" f"Solving status '{status}' with termination condition '{condition}'"
) )
if "infeasible" in condition: if "infeasible" in condition:
labels = n.model.compute_infeasibilities()
logger.info("Labels:\n" + labels)
n.model.print_infeasibilities()
raise RuntimeError("Solving status 'infeasible'") raise RuntimeError("Solving status 'infeasible'")
return n return n